Looking for the best glow plug to ensure a quick and efficient engine start-up? Glow plugs are essential components for diesel engine vehicles, providing fast warm-up and reliable ignition. In this article, we'll explore the top picks for glow plugs that offer advanced features like fast start-up technology, anti-seize design, and extended lifespan. Stay tuned to find the perfect glow plug for your vehicle and enjoy hassle-free cold starts with the best glow plug options available on the market.

Best Glow Plug: Recommendations

BERU GE133 Glow Plugs

BERU GE133 Glow Plugs

Score: 4.7

  • Manufacturer: ‎BorgWarner Aftermarket Europe GmbH
  • Brand: ‎Beru AG
  • Product Dimensions: ‎23.75 x 13.99 x 7.8 cm; 40 g
Pros
  • The BERU GE133 Glow Plugs have a high rated current of 25A, ensuring efficient performance.
  • With a failure moment of 35Nm, these glow plugs offer reliable ignition under various conditions.
  • The overall length of 130mm provides compatibility with a wide range of vehicles.
Cons
  • The fitting depth of 28mm may not be suitable for certain engine configurations, requiring careful compatibility checks.
  • The spanner size of 10mm might be less common compared to other glow plug models, potentially leading to the need for additional tools.
Bosch GLP023 - Glow plug Duraterm - Carton box - 1 piece - for diesel engine vehicles

Bosch GLP023 - Glow Plug Duraterm - Carton Box - 1 Piece - For Diesel Engine Vehicles

Score: 4.5

  • Manufacturer: ‎Bosch
  • Brand: ‎Bosch Automotive
  • Model: ‎0250202023
Pros
  • Fast engine start-up due to Bosch patented Duraterm technology
  • Increased strength and prevention of seizure with nickel-plated, rolled threads
  • Promotion of longer life with twin Viton seals protecting coils from exhaust gas damage
Cons
  • May have higher price compared to some generic glow plug alternatives
Bosch GLP043 - Glow plug Duraterm - Carton box - 1 piece - for diesel engine vehicles

Bosch GLP043 - Glow Plug Duraterm - Carton Box - 1 Piece - For Diesel Engine Vehicles

Score: 4.5

  • Manufacturer: ‎Bosch
  • Brand: ‎Bosch Automotive
  • Product Dimensions: ‎23.75 x 13.99 x 7.8 cm; 20 g
Pros
  • Reliable starting behavior in approximately 4 seconds
  • Reduction of noise development during cold start
  • Integrated control filament accelerates warm-up phase
Cons
  • Requires vehicle identification for compatibility confirmation
NGK Glow Plug Y732J

NGK Glow Plug Y732J

Score: 4.5

  • Manufacturer: ‎NGK SPARK PLUGS UK LTD
  • Brand: ‎NGK
  • Model: ‎Glow Plug Y-732J
Pros
  • NGK Glow Plug Y732J is manufactured by NGK SPARK PLUGS UK LTD, a reputable company known for producing high-quality automotive parts.
  • This glow plug model, Y-732J, is designed to meet OEM specifications for various car brands including FORD, NISSAN, RENAULT, and VW GROUP, ensuring compatibility and performance.
  • With dimensions of 1 x 1 x 3.9 cm and weighing only 10 g, the NGK Glow Plug Y732J is compact and lightweight, making it easy to handle and install.
Cons
  • While the NGK Glow Plug Y732J offers compatibility with multiple car brands, it may not be suitable for all vehicle models, requiring customers to verify compatibility before purchase.
Bosch GLP093 - Glow plug Duraterm High Speed - Carton box - 1 piece - for diesel engine vehicles

Bosch GLP093 - Glow Plug Duraterm High Speed - Carton Box - 1 Piece - For Diesel Engine Vehicles

Score: 4.4

  • Manufacturer: ‎Bosch
  • Brand: ‎Bosch Automotive
  • Model: ‎Glow Stick Candle Duraterm High Speed
Pros
  • Fast start time of around 2 seconds
  • Heats to over 1,000°C in less than 3 seconds
  • Doubling of the post-glow time to six minutes
Cons
  • Compatibility restrictions may apply, requiring vehicle identification for confirmation
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#1
BERU GE133 Glow Plugs

4.7

Review grade

BERU GE133 Glow Plugs

  • Manufacturer: ‎BorgWarner Aftermarket Europe GmbH
  • Brand: ‎Beru AG
  • Product Dimensions: ‎23.75 x 13.99 x 7.8 cm; 40 g
  • Item model number: ‎GE133
  • OEM Part Number: ‎958 170 320 90,958 170 320 91,059 963 319 S,GE133,0 250 403 009,DG-193,38831

BERU GE133 Glow Plugs Review: Top 5 Pick

When it comes to reliable and efficient glow plugs, the BERU GE133 stands out as a top contender in our carefully curated list of the best products in its category. Let's delve into what makes the BERU GE133 a standout choice and why it secured a spot in our top 5 selection.

Performance Metrics

  • Voltage: 4.4 Volts
  • Wattage: 5750 watts
  • Failure Moment : 35
  • Rated Current : 25

The BERU GE133 excels in delivering consistent performance due to its optimal voltage and wattage specifications. With a failure moment of 35Nm and a rated current of 25A, this glow plug ensures reliable ignition and efficient operation.

Differentiation from Competitors

What sets the BERU GE133 apart from its competitors is its superior Cone Pitch of 63, ensuring a secure fit. Additionally, the 4mm Connector Type and 10mm Spanner Size contribute to its compatibility and ease of installation, giving it an edge in the market.

Evolution and Design Choices

Over time, the BERU GE133 has evolved to meet the changing demands of modern vehicles, incorporating features such as a Thread Size of M10x1.0 and an Overall Length of 130mm. These design choices enhance its usability and make it a preferred choice for a wide range of applications.

Alternatives and Suitability

While there are alternatives available in the market, the BERU GE133 stands out for its versatility and reliability. Whether used in cold weather conditions or high-performance engines, this glow plug proves to be a versatile solution suitable for various uses and circumstances.

Overall, the BERU GE133 Glow Plugs combine performance, durability, and compatibility to deliver a top-tier product that caters to the diverse needs of automotive enthusiasts. Its evolution in design and focus on essential features make it a standout choice in the competitive landscape of glow plugs.

Specifications

Manufacturer: ‎BorgWarner Aftermarket Europe GmbH
Brand: ‎Beru AG
Product Dimensions: ‎23.75 x 13.99 x 7.8 cm; 40 g
Item model number: ‎GE133
OEM Part Number: ‎958 170 320 90,958 170 320 91,059 963 319 S,GE133,0 250 403 009,DG-193,38831
Voltage: ‎4.4 Volts
Wattage: ‎5750 watts
Item Weight: ‎40 g

Pros

  • The BERU GE133 Glow Plugs have a high rated current of 25A, ensuring efficient performance.
  • With a failure moment of 35Nm, these glow plugs offer reliable ignition under various conditions.
  • The overall length of 130mm provides compatibility with a wide range of vehicles.
  • Featuring a cone pitch of 63, these glow plugs offer a secure and precise fit.
  • The tightening torque range of 15Nm to 20Nm ensures easy installation without the risk of damage.

Cons

  • The fitting depth of 28mm may not be suitable for certain engine configurations, requiring careful compatibility checks.
  • The spanner size of 10mm might be less common compared to other glow plug models, potentially leading to the need for additional tools.
#2
Bosch GLP023 - Glow plug Duraterm - Carton box - 1 piece - for diesel engine vehicles

4.5

Review grade

Bosch GLP023 - Glow Plug Duraterm - Carton Box - 1 Piece - For Diesel Engine Vehicles

  • Manufacturer: ‎Bosch
  • Brand: ‎Bosch Automotive
  • Model: ‎0250202023
  • Product Dimensions: ‎0.87 x 0.94 x 3.94 cm; 20 g
  • Item model number: ‎250202023

Review: Bosch GLP023 Glow Plug Duraterm

When it comes to reliable and efficient glow plugs for diesel engine vehicles, the Bosch GLP023 stands out as a top contender in the market. This glow plug, housed in a convenient carton box packaging, is a testament to Bosch's commitment to quality and innovation in automotive parts.

Performance Metrics

The Bosch GLP023 utilizes patented Duraterm technology, ensuring a fast start-up for your engine. The ability to reach higher temperatures quickly is a game-changer, especially in colder climates or during winter mornings. This feature alone makes it a standout performer in its category.

Key Features

  • Fast Start-Up: The Duraterm technology enables quick engine start-up.
  • Anti-Seize Design: Nickel-plated threads prevent seizure, ensuring longevity.
  • Longer Life: Twin Viton seals protect coils from exhaust gas damage, extending the plug's lifespan.
  • Easy Installation: OE spec connectors ensure a precise fit, making installation a breeze.

Differentiation from Competitors

What sets the Bosch GLP023 apart from its competitors is its combination of fast start-up capabilities, anti-seize design, and longer lifespan due to the Viton seals. While other glow plugs may offer one or two of these features, the Bosch GLP023 excels in providing a comprehensive solution for diesel engine vehicles.

Alternatives and Suitability

For those seeking alternatives, the Bosch GLP023 is a top choice for diesel vehicles requiring reliable performance and durability. While there are other options on the market, few can match the Bosch GLP023 in terms of overall quality and innovative design.

Evolution from Previous Versions

The Bosch GLP023 represents a significant evolution from previous glow plug models. With enhanced Duraterm technology, improved anti-seize design, and the incorporation of Viton seals for longevity, this glow plug sets a new standard for performance and reliability in diesel engines.

Decision-Making Factors

When considering the Bosch GLP023 for your vehicle, key decision-making factors include its fast start-up, anti-seize properties, extended lifespan, and ease of installation. These factors combined make it a compelling choice for diesel engine owners looking for a high-quality glow plug.

In conclusion, the Bosch GLP023 Glow Plug Duraterm is a standout product that deserves its place in our top 5 list. With its advanced technology, durability, and ease of use, it is a reliable choice for diesel engine vehicles that prioritize performance and longevity.

Specifications

Manufacturer: ‎Bosch
Brand: ‎Bosch Automotive
Model: ‎0250202023
Product Dimensions: ‎0.87 x 0.94 x 3.94 cm; 20 g
Item model number: ‎250202023
Manufacturer part number: ‎80039
OEM Part Number: ‎BERU:GN 046,NGK:DP20,BERU:0 100 226 474,BERU:0 100 226 343,HIDRIA:H1 121,NGK:6943,BERU:0 100 226 482,DENSO:DG109,BERU:0 100 226 459,NGK:Y-741U,BERU:GN 007,MOTORCRAFT:EZD 36
Voltage: ‎11 Volts
Item Weight: ‎20 g

Pros

  • Fast engine start-up due to Bosch patented Duraterm technology
  • Increased strength and prevention of seizure with nickel-plated, rolled threads
  • Promotion of longer life with twin Viton seals protecting coils from exhaust gas damage
  • Precise fit and easy installation with OE or OE spec connectors

Cons

  • May have higher price compared to some generic glow plug alternatives
#3
Bosch GLP043 - Glow plug Duraterm - Carton box - 1 piece - for diesel engine vehicles

4.5

Review grade

Bosch GLP043 - Glow Plug Duraterm - Carton Box - 1 Piece - For Diesel Engine Vehicles

  • Manufacturer: ‎Bosch
  • Brand: ‎Bosch Automotive
  • Product Dimensions: ‎23.75 x 13.99 x 7.8 cm; 20 g
  • Item model number: ‎0250203001
  • OEM Part Number: ‎OPEL 1214071/OPEL 93178411/OPEL 95508487/ALFA 46792355/FIAT 46792355/FIAT 46792359/LANCIA 46792355/SAAB 93178411/VAUXH 93178411/VAUXH 95508487 ,0 100 276 015,13721816,0 100 276 010,DG-170,H1 816,GN 059,6092,YE07

Review of Bosch GLP043 Glow Plug Duraterm for Diesel Engine Vehicles

The Bosch GLP043 Glow Plug Duraterm is a top-tier product that has earned its place in our list of the top 5 glow plugs for diesel engine vehicles. With exceptional performance metrics and innovative features, this glow plug stands out from its competitors, providing reliable starting behavior even in low temperatures.

Performance Metrics and Features

  • Voltage: 11.0 V
  • Thread (ISO): M 9 x 1.0
  • Torque: 10 Nm
  • Length: 152 mm

The metal sheathed-element glow plug Duraterm is a testament to Bosch's commitment to reliability and service life. The integrated control filament accelerates the warm-up phase, ensuring a quick start in approximately 4 seconds. Moreover, the glow plug continues to glow for up to three minutes during the warm-up phase, effectively reducing noise development, especially the dreaded "cold start knocking."

Differentiation and Evolution

What sets the Bosch GLP043 apart from its competitors is its unparalleled reliability and consistent performance. Compared to previous versions, this glow plug has evolved to provide even faster warm-up times and improved durability, making it a preferred choice for diesel vehicle owners.

Alternatives and Suitability

While there are alternative glow plugs available on the market, the Bosch GLP043 excels in its ability to deliver reliable starting behavior and reduce noise during cold starts. For diesel engine vehicles where performance and longevity are crucial, this glow plug is a standout choice.

Decision-Making Factors and Design Choices

When considering a glow plug for your diesel vehicle, important decision-making factors include reliability, performance, and compatibility. The Bosch GLP043 ticks all these boxes with its advanced features and durable design. The choice of materials and the engineering behind this glow plug ensure optimal functionality and longevity.

In conclusion, the Bosch GLP043 Glow Plug Duraterm is a top-tier product that offers exceptional performance, reliability, and durability for diesel engine vehicles. With innovative features and a proven track record, this glow plug is a worthy addition to our list of the top 5 products in its category.

Specifications

Manufacturer: ‎Bosch
Brand: ‎Bosch Automotive
Product Dimensions: ‎23.75 x 13.99 x 7.8 cm; 20 g
Item model number: ‎0250203001
OEM Part Number: ‎OPEL 1214071/OPEL 93178411/OPEL 95508487/ALFA 46792355/FIAT 46792355/FIAT 46792359/LANCIA 46792355/SAAB 93178411/VAUXH 93178411/VAUXH 95508487 ,0 100 276 015,13721816,0 100 276 010,DG-170,H1 816,GN 059,6092,YE07
Lift type: ‎ON-OFF
Voltage: ‎11 Volts
Item Weight: ‎20 g

Pros

  • Reliable starting behavior in approximately 4 seconds
  • Reduction of noise development during cold start
  • Integrated control filament accelerates warm-up phase
  • Continues to glow for up to three minutes to control knocking
  • Metal sheathed-element for enhanced reliability and service life

Cons

  • Requires vehicle identification for compatibility confirmation
#4
NGK Glow Plug Y732J

4.5

Review grade

NGK Glow Plug Y732J

  • Manufacturer: ‎NGK SPARK PLUGS UK LTD
  • Brand: ‎NGK
  • Model: ‎Glow Plug Y-732J
  • Product Dimensions: ‎1 x 1 x 3.9 cm; 10 g
  • Item model number: ‎Y-732J

NGK Glow Plug Y732J Review: Top 5 List Addition

When it comes to reliable and efficient glow plugs, the NGK Glow Plug Y732J stands out as a top contender in our carefully curated list of the best products in the industry. Let's delve into what makes this glow plug a standout choice for vehicle owners looking for optimal performance and durability.

Performance Metrics

  • The NGK Glow Plug Y732J, manufactured by NGK SPARK PLUGS UK LTD, boasts exceptional performance metrics that ensure smooth ignition in a variety of conditions.
  • With OEM Part Numbers compatible with FORD, NISSAN, RENAULT, and VW GROUP vehicles, this glow plug offers versatility and reliability across different car models.

Differentiation from Competitors

What sets the NGK Glow Plug Y732J apart from its competitors is its precision engineering and compatibility with a wide range of vehicle makes and models. This plug's ability to deliver consistent performance and reliability under various driving conditions gives it an edge over other options in the market.

Alternatives and Suitability

While there are alternatives available, the NGK Glow Plug Y732J remains a top choice for those seeking a dependable solution for their vehicle's ignition system. Its compatibility with multiple OEM part numbers makes it a versatile option suitable for different uses and circumstances.

Evolution from Previous Versions

Over the years, NGK has refined the design and functionality of their glow plugs, including the Y732J model. The evolution of this product showcases NGK's commitment to innovation and continuous improvement, resulting in a glow plug that meets the evolving needs of modern vehicles.

Decision-Making Factors

  • Reliability: The NGK Glow Plug Y732J is known for its reliability, ensuring consistent ignition performance.
  • Durability: Built to last, this glow plug can withstand the rigors of daily driving and extreme conditions.
  • Compatibility: With compatibility across multiple OEM part numbers, this plug offers versatility for various vehicle applications.

Design Choices and User Experience

The design of the NGK Glow Plug Y732J prioritizes ease of installation and optimal performance. Its compact dimensions and lightweight construction make it user-friendly, while its high-quality materials ensure long-lasting functionality, enhancing the overall user experience.

In conclusion, the NGK Glow Plug Y732J earns its place in our top 5 list due to its outstanding performance, compatibility, and durability. Whether you're a car enthusiast or a professional mechanic, this glow plug is a reliable choice that delivers on quality and functionality.

Specifications

Manufacturer: ‎NGK SPARK PLUGS UK LTD
Brand: ‎NGK
Model: ‎Glow Plug Y-732J
Product Dimensions: ‎1 x 1 x 3.9 cm; 10 g
Item model number: ‎Y-732J
OEM Part Number: ‎FORD 1307204, NISSAN 11065-00QAF, RENAULT 77 00 111 323 / 77 01 069 730 / 82 00 421 091 / 82 00 490 950 / 86 71 004 835, VW GROUP N10140105
Item Weight: ‎10 g

Pros

  • NGK Glow Plug Y732J is manufactured by NGK SPARK PLUGS UK LTD, a reputable company known for producing high-quality automotive parts.
  • This glow plug model, Y-732J, is designed to meet OEM specifications for various car brands including FORD, NISSAN, RENAULT, and VW GROUP, ensuring compatibility and performance.
  • With dimensions of 1 x 1 x 3.9 cm and weighing only 10 g, the NGK Glow Plug Y732J is compact and lightweight, making it easy to handle and install.
  • The NGK Glow Plug Y732J has a model number Y-732J, which helps in easy identification and replacement, simplifying maintenance tasks for vehicle owners.

Cons

  • While the NGK Glow Plug Y732J offers compatibility with multiple car brands, it may not be suitable for all vehicle models, requiring customers to verify compatibility before purchase.
#5
Bosch GLP093 - Glow plug Duraterm High Speed - Carton box - 1 piece - for diesel engine vehicles

4.4

Review grade

Bosch GLP093 - Glow Plug Duraterm High Speed - Carton Box - 1 Piece - For Diesel Engine Vehicles

  • Manufacturer: ‎Bosch
  • Brand: ‎Bosch Automotive
  • Model: ‎Glow Stick Candle Duraterm High Speed
  • Product Dimensions: ‎0.87 x 1.02 x 5.75 cm; 20 g
  • Item model number: ‎0250403002

Review: Bosch GLP093 Glow Plug Duraterm High Speed

The Bosch GLP093 Glow Plug Duraterm High Speed is a top-tier product designed for diesel engine vehicles, offering exceptional performance and reliability. This glow plug stands out from its competitors due to its innovative features and advanced technology, making it a preferred choice for vehicle owners looking for efficiency and durability.

Performance Metrics

  • Operating Voltage: 4.4 V
  • Thread (ISO): M 8 x 1
  • Torque: 10 Nm
  • Length: 118 mm

The metal sheathed-element glow plug Duraterm High Speed has been engineered to provide high preheating and afterglow temperatures, resulting in a faster start time of around 2 seconds. With the ability to heat to over 1,000°C in less than 3 seconds and a post-glow time of six minutes, this glow plug ensures improved cold-running characteristics, protecting the battery and relieving the alternator during cold starts.

Key Features

  • Enhanced preheating and afterglow temperatures
  • Quick start time and high operating temperature
  • Extended post-glow time for optimal performance
  • Improved cold-start capabilities

Compared to traditional glow plugs, the Bosch GLP093 offers unparalleled efficiency and reliability, making engine starting almost as smooth as a gasoline engine. The product's compatibility with a wide range of diesel vehicles further enhances its appeal, catering to diverse user needs and preferences.

Evolution and Design

The Bosch GLP093 Glow Plug Duraterm High Speed represents a significant advancement in glow plug technology, building upon the success of previous models to deliver superior performance and functionality. The design choices incorporated into this product reflect Bosch's commitment to innovation and quality, ensuring a seamless user experience and long-lasting durability.

When considering alternatives, it's essential to assess the specific requirements of your vehicle and choose a glow plug that aligns with your needs. The Bosch GLP093 stands out for its exceptional performance metrics and reliability, making it an ideal choice for diesel engine vehicles that demand optimal starting capabilities and efficient operation.

Specifications

Manufacturer: ‎Bosch
Brand: ‎Bosch Automotive
Model: ‎Glow Stick Candle Duraterm High Speed
Product Dimensions: ‎0.87 x 1.02 x 5.75 cm; 20 g
Item model number: ‎0250403002
OEM Part Number: ‎N 105 798 02,68000 913AA,68000913AA,MN980234,32017515,GE101,5661,7768,345147,0 250 403 002,CH702,J5715019,DG-190,HDS414,060900190606,062407190312,062900051304,600000180240,26685,886030,74251,ADC41815,41201z,DG-190,M571I14,T601,BOL-C071097,
Lift type: ‎ON-OFF
Voltage: ‎4.4 Volts
Item Weight: ‎20 g

Pros

  • Fast start time of around 2 seconds
  • Heats to over 1,000°C in less than 3 seconds
  • Doubling of the post-glow time to six minutes
  • Improved cold-running characteristics, protecting the battery and relieving the alternator during cold starts
  • Engine starting almost like a gasoline engine

Cons

  • Compatibility restrictions may apply, requiring vehicle identification for confirmation

Ultimate Buyer's Guide to Glow Plugs

When it comes to ensuring optimal performance and efficiency in your diesel engine, choosing the best glow plug is crucial. Glow plugs play a vital role in the ignition process, especially during cold starts, making them an essential component for diesel vehicles. In this comprehensive buyer's guide, we will walk you through everything you need to know to make an informed decision when selecting the best glow plug for your vehicle.

Why Glow Plugs Matter

Glow plugs are designed to preheat the combustion chamber in diesel engines, ensuring a smooth and efficient start, particularly in cold weather conditions. By providing the necessary heat for ignition, glow plugs help reduce emissions and improve fuel efficiency. Investing in high-quality glow plugs can lead to improved engine performance and longevity.

Key Features to Look For

  • Durability: Look for glow plugs made from durable materials that can withstand high temperatures and frequent use.
  • Compatibility: Ensure that the glow plugs you choose are compatible with your vehicle's make and model for optimal performance.
  • Fast Heating: Choose glow plugs that heat up quickly to minimize wait time during cold starts.
  • Reliability: Opt for reliable brands known for producing high-quality glow plugs that deliver consistent performance.
  • Efficiency: Select glow plugs that help improve fuel efficiency and reduce harmful emissions for a cleaner running engine.

Choosing the Best Glow Plug

When selecting the best glow plug for your vehicle, consider factors such as your driving conditions, maintenance preferences, and budget. Conduct thorough research on different brands and models, read customer reviews, and seek recommendations from automotive experts to make an informed decision. Remember, investing in quality glow plugs can have a significant impact on your vehicle's overall performance and longevity.

Frequently asked questions

A Glow Plug is an essential component in diesel engines that helps with the ignition process by heating up the air-fuel mixture for combustion.

Glow Plugs work by heating up when the engine is started, helping to ignite the fuel in the combustion chamber, especially in cold conditions.

Glow Plugs are important for diesel engines as they assist in starting the engine smoothly, particularly in cold weather where the ignition process can be challenging.

Glow Plugs should be replaced if you experience difficulty starting your diesel engine, rough idling, or if the engine misfires.

Yes, properly functioning Glow Plugs can contribute to improved fuel efficiency in diesel engines by ensuring optimal combustion.

Glow Plugs are generally easy to install and should be replaced following the manufacturer's guidelines to maintain engine performance.

Author

Last update 28.02.2025

Cristian Oprea
Cristian Oprea

Reviewer: Technology, Automobiles and Motorcycles, Lifestyle